get to the bottom of
Intermediate (B1)neutral
To find out the real reason or truth behind something.
"The manager promised to get to the bottom of the complaints."
Hear it in context

Solved a problem? Say these!
English with Lucy · 0:23
To get to the bottom of something

How long can hair grow? - Maksim Plikus
TED-Ed · 0:35
To get to the bottom of this question,

Don't Be Sweet: Play the Tartakower! | Chess Openings Explained
Saint Louis Chess Club · 57:05
Let's get to the bottom of this.

Key Giveaways! | Intel Plays Everwind with Newegg!
Intel Gaming · 23:23
Got to get to the bottom of this.

Pavel Durov: Telegram, Freedom, Censorship, Money, Power & Human Nature | Lex Fridman Podcast #482
Lex Fridman · 9:25
You have to get to the bottom of it.